The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 21, 1983

Filed:

May. 11, 1981
Applicant:
Inventor:

J G MacDonald, Detroit, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 / ; 192 / ;
Abstract

A helical spring clutch-brake unit in which the spring is prevented from wrapping down and momentarily engaging the clutch if the output member of the clutch is manually turned while the clutch is disengaged.


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